<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>简单的web页面</title>
    <link rel="stylesheet" href="../css/test.css">
</head>

<body>
    <h1>看看我又没有展示出来</h1>

    <div>看看我红温了没有</div>


    <button id="btn">点我看看</button>


<script src="../js/test.js"></script>
</body>

</html>